Question

What causes thermal expansion? ​

Answer 1

Answer:

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Thermal expansion occurs when an object expands or gets larger due to an increase in its temperature. Thermal expansion occurs because heated molecules move faster and take up more space...

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Answer 2

➢ᴛʜᴇʀᴍᴀʟ ᴇxᴘᴀɴsɪᴏɴ ᴏᴄᴄᴜʀs ᴡʜᴇɴ ᴀɴ ᴏʙᴊᴇᴄᴛ ᴇxᴘᴀɴᴅs ᴏʀ ɢᴇᴛs ʟᴀʀɢᴇʀ ᴅᴜᴇ ᴛᴏ ᴀɴ ɪɴᴄʀᴇᴀsᴇ ɪɴ ɪᴛs ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ. ᴛʜᴇʀᴍᴀʟ ᴇxᴘᴀɴsɪᴏɴ ᴏᴄᴄᴜʀs ʙᴇᴄᴀᴜsᴇ ʜᴇᴀᴛᴇᴅ ᴍᴏʟᴇᴄᴜʟᴇs ᴍᴏᴠᴇ ғᴀsᴛᴇʀ ᴀɴᴅ ᴛᴀᴋᴇ ᴜᴘ ᴍᴏʀᴇ sᴘᴀᴄᴇ.